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Annotation of 43BSD/contrib/emacs/src/m-orion.h, revision 1.1

1.1     ! root        1: /* m- file for HLH Orion.
        !             2:    Copyright (C) 1985 Richard M. Stallman.
        !             3: 
        !             4: This file is part of GNU Emacs.
        !             5: 
        !             6: GNU Emacs is distributed in the hope that it will be useful,
        !             7: but WITHOUT ANY WARRANTY.  No author or distributor
        !             8: accepts responsibility to anyone for the consequences of using it
        !             9: or for whether it serves any particular purpose or works at all,
        !            10: unless he says so in writing.  Refer to the GNU Emacs General Public
        !            11: License for full details.
        !            12: 
        !            13: Everyone is granted permission to copy, modify and redistribute
        !            14: GNU Emacs, but only under the conditions described in the
        !            15: GNU Emacs General Public License.   A copy of this license is
        !            16: supposed to have been given to you along with GNU Emacs so you
        !            17: can know your rights and responsibilities.  It should be in a
        !            18: file named COPYING.  Among other things, the copyright notice
        !            19: and this notice must be preserved on all copies.  */
        !            20: 
        !            21: 
        !            22: /* The following three symbols give information on
        !            23:  the size of various data types.  */
        !            24: 
        !            25: #define SHORTBITS 16           /* Number of bits in a short */
        !            26: 
        !            27: #define INTBITS 32             /* Number of bits in an int */
        !            28: 
        !            29: #define LONGBITS 32            /* Number of bits in a long */
        !            30: 
        !            31: /* Define BIG_ENDIAN iff lowest-numbered byte in a word
        !            32:    is the most significant byte.  */
        !            33: 
        !            34: #undef BIG_ENDIAN
        !            35: 
        !            36: /* Now define a symbol for the cpu type, if your compiler
        !            37:    does not define it automatically.  */
        !            38: 
        !            39: #ifndef orion
        !            40: #define orion
        !            41: #endif
        !            42: 
        !            43: /* Define NO_ARG_ARRAY if you cannot take the address of the first of a
        !            44:  * group of arguments and treat it as an array of the arguments.  */
        !            45: 
        !            46: #define NO_ARG_ARRAY
        !            47: 
        !            48: /* Define WORD_MACHINE if addresses and such have
        !            49:  * to be corrected before they can be used as byte counts.  */
        !            50: 
        !            51: #define WORD_MACHINE
        !            52: 
        !            53: /* Define how to take a char and sign-extend into an int.
        !            54:    On machines where char is signed, this is a no-op.  */
        !            55: 
        !            56: #define SIGN_EXTEND_CHAR(c) ((((int) (c)) << 24) >> 24)
        !            57: 
        !            58: /* Use type int rather than a union, to represent Lisp_Object */
        !            59: /* This is desirable for most machines.  */
        !            60: 
        !            61: #define NO_UNION_TYPE
        !            62: 
        !            63: /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend */
        !            64: 
        !            65: #define EXPLICIT_SIGN_EXTEND
        !            66: 
        !            67: /* Data type of load average, as read out of kmem.  */
        !            68: 
        !            69: #define LOAD_AVE_TYPE double
        !            70: 
        !            71: /* Convert that into an integer that is 100 for a load average of 1.0  */
        !            72: 
        !            73: #ifndef FSCALE
        !            74: #define FSCALE 1.0
        !            75: #endif
        !            76: #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
        !            77: 
        !            78: /* It is necessary to use the portable imitation of alloca,
        !            79:    since a true stack-allocating one is impossible.  */
        !            80: 
        !            81: #define C_ALLOCA

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